Equivalent Expressions

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value as another expression for all values of the variable(s) involved.

Front

Solve for x: x + 25 = 76

Back

x = 51

Front

Which expression represents twice the quantity of 11 less than k?

Back

2(k - 11)

Front

In the expression 4r + 8u, what are the 4 and 8 called?

Back

Coefficients

Front

How many terms are in the expression 5x + 9 - 4b?

Back

3

Front

In the expression 15v - 13r, what are v and r called?

Back

Variables

Front

What is a term in an algebraic expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both multiplied together.

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Front

What is a variable in algebra?

Back

A variable is a symbol, usually a letter, that represents an unknown value.